Lengthened PCD helical edge end mill

Abstract

The utility model relates to the technical field of spiral edge end milling cutters, in particular to a lengthened PCD spiral edge end milling cutter which comprises a fixing frame, a connecting rod is fixedly connected to the upper end of the fixing frame, a connecting ring is fixedly connected to the upper portion of the outer surface of the fixing frame in a sleeved mode, and a fixing assembly is fixedly connected to the right portion of the outer surface of the connecting ring. An end milling cutter rod is connected to the lower end of the fixing frame in a penetrating mode, an end milling cutter head is fixedly connected to the lower end of the end milling cutter rod, a connecting block is fixedly connected to the right portion of the outer surface of the end milling cutter rod, and clamping grooves are formed in the upper portion and the lower portion of the right end of the connecting block; the fixing frame comprises a supporting frame, a connecting groove is formed in the right portion of the inner frame wall of the supporting frame, two circular grooves are formed in the right groove wall in the connecting groove in a penetrating mode, and an iron attraction block is connected to the upper frame wall in the supporting frame in a penetrating mode. According to the lengthened PCD helical blade end mill, the PCD helical blade end mill can be conveniently installed and fixed through the fixing assembly and the fixing frame.

Description

Technical Field

[0001] The utility model relates to the technical field of spiral edge end mills, in particular to an extended PCD spiral edge end mill. Background Art

[0002] End mills are the most commonly used milling cutters on CNC machine tools. There are cutting knives on the cylindrical surface and end face of the end mill. They can cut at the same time or separately. They are mainly used for plane milling, groove milling, step surface milling and profile milling. There are at least the following disadvantages in the use of existing extended PCD spiral edge end mills: 1. The existing extended PCD spiral edge end mills are easy to fall off during the pre-installation process, which is not convenient for the installation and trial fitting process of the PCD spiral edge end mills; 2. The existing extended PCD spiral edge end mills have poor stability and are troublesome to install and disassemble. Therefore, we have launched a new extended PCD spiral edge end mill. Utility Model Content

[0003] The main purpose of the utility model is to provide a lengthened PCD spiral edge end mill, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] An elongated PCD spiral blade end mill, comprising a fixed frame, the upper end of the fixed frame is fixedly connected to a connecting rod, the upper part of the outer surface of the fixed frame is fixedly sleeved with a connecting ring, the right part of the outer surface of the connecting ring is fixedly connected to a fixing assembly, the lower end of the fixed frame is inserted and connected to an end mill rod, the lower end of the end mill rod is fixedly connected to an end mill head, the right part of the outer surface of the end mill rod is fixedly connected to a connecting block, and the upper right end and the lower right end of the connecting block are both provided with a card slot;

[0006] The fixed frame comprises a support frame, a connection groove is opened on the right part of the inner frame wall of the support frame, two circular grooves are penetrated through the right groove wall in the connection groove, an iron magnet is inserted and connected to the upper frame wall in the support frame, and the support frame is fixedly connected to the connecting rod.

[0007] Preferably, the fixing assembly comprises a support block, a support plate is fixedly connected to the lower end of the support block, a connecting assembly is inserted and connected to the right end of the support plate, a connecting screw is inserted and connected to the middle of the right end of the connecting assembly, and the support block is fixedly connected to the connecting ring.

[0008] Preferably, the connecting assembly includes a plate body, the upper left end and the lower left end of the plate body are fixedly connected to support rods, the left ends of the two support rods are fixedly connected to limiting blocks, the left ends of the two limiting blocks are fixedly connected to fixing rods, the outer surfaces of the two support rods are sleeved with springs, and the plate body is interlaced with the support plate.

[0009] Preferably, the two fixing rods are respectively inserted and connected with the circular grooves.

[0010] Preferably, the two clamping slots are respectively sleeved with the two circular slots, and the connecting block is inserted and connected with the connecting slots.

[0011] Preferably, the connecting screw passes through the connecting assembly and is interspersed and connected with the support plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. By setting a fixed frame, an iron magnet and a connecting groove are arranged on the fixed frame, and two circular grooves are arranged on the connecting groove, the upper end of the end milling cutter rod is adsorbed by the iron magnet, and the position of the plate body is pushed by two springs on the connecting ring, so that the two fixed rods are respectively connected with the two card slots, which can facilitate the pre-installation and trial matching process of the end milling cutter rod and improve flexibility;

[0014] 2. The fixing assembly is connected to the end milling cutter rod by inserting and connecting the connecting block on the end milling cutter rod with the connecting groove, and two fixing rods are respectively passed through the fixing frame and inserted and connected with the two slots to connect the fixing assembly and the end milling cutter rod. The position of the fixing assembly is then positioned by the connecting screw to improve stability and facilitate installation and disassembly of the end milling cutter rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of an extended PCD spiral edge end mill of the utility model;

[0016] Figure 2 This is a schematic diagram of the connection of the end milling cutter bar of an elongated PCD spiral edge end mill of the utility model;

[0017] Figure 3 This is a schematic diagram of the overall structure of a fixing frame of an elongated PCD spiral edge end mill of the utility model;

[0018] Figure 4 This is a schematic diagram of the overall structure of a fixing assembly of an extended PCD spiral edge end mill of the utility model;

[0019] Figure 5 It is a schematic diagram of the overall structure of a connecting component of an elongated PCD spiral edge end mill of the utility model.

[0020] In the figure: 1. fixing frame; 2. connecting rod; 3. connecting ring; 4. fixing assembly; 5. end mill rod; 6. end mill head; 7. connecting block; 8. slot; 11. supporting frame; 12. magnetic block; 13. connecting slot; 14. circular slot; 41. support block; 42. support plate; 43. connecting assembly; 44. connecting screw; 431. plate body; 432. support rod; 433. spring; 434. limit block; 435. fixing rod. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] See also Figure 1-5 , the utility model provides a technical solution:

[0025] An elongated PCD spiral blade end mill comprises a fixed frame 1, a connecting rod 2 is fixedly connected to the upper end of the fixed frame 1, a connecting ring 3 is fixedly sleeved on the upper part of the outer surface of the fixed frame 1, a fixing assembly 4 is fixedly connected to the right part of the outer surface of the connecting ring 3, an end mill rod 5 is inserted and connected to the lower end of the fixed frame 1, an end mill head 6 is fixedly connected to the lower end of the end mill rod 5, a connecting block 7 is fixedly connected to the right part of the outer surface of the end mill rod 5, and a slot 8 is provided at the upper right end and the lower right end of the connecting block 7;

[0026] In this embodiment, the fixed frame 1 includes a support frame 11, a connecting groove 13 is opened on the right part of the inner frame wall of the support frame 11, two circular grooves 14 are penetrated through the right groove wall in the connecting groove 13, and an iron magnet 12 is inserted and connected to the upper frame wall of the support frame 11, and the support frame 11 is fixedly connected to the connecting rod 2; the two card grooves 8 are respectively sleeved with the two circular grooves 14, and the connecting block 7 is inserted and connected with the connecting groove 13. By setting the fixed frame 1 to support the end milling cutter rod 5, the connecting groove 13 can support the connecting block 7, and the upper end of the end milling cutter rod 5 is adsorbed by the iron magnet 12, which can facilitate the pre-installation and trial fitting process of the end milling cutter rod 5 and improve flexibility;

[0027] In this embodiment, the fixing assembly 4 includes a support block 41, the lower end of the support block 41 is fixedly connected to a support plate 42, the right end of the support plate 42 is inserted and connected with a connecting assembly 43, the middle part of the right end of the connecting assembly 43 is inserted and connected with a connecting screw 44, and the support block 41 is fixedly connected to the connecting ring 3; the connecting assembly 43 includes a plate body 431, the upper left end and the lower left end of the plate body 431 are fixedly connected to a support rod 432, the left ends of the two support rods 432 are fixedly connected to a limited block 434, the left ends of the two limited blocks 434 are fixedly connected to a fixed rod 435, the outer surfaces of the two support rods 432 are sleeved with a spring 433, the plate body 431 and the support plate 4 2 interpenetrating connection; the two fixing rods 435 are respectively interpenetratingly connected with the circular groove 14; the connecting screw 44 passes through the connecting assembly 43 and is interpenetratingly connected with the support plate 42, and the end milling cutter rod 5 is fixed by setting the fixing assembly 4. The two springs 433 can push the two limit blocks 434, thereby pushing the positions of the two fixing rods 435, so that the two fixing rods 435 pass through the fixing frame 1 and are interpenetratingly connected with the two card slots 8, to connect the fixing assembly 4 with the end milling cutter rod 5 together, and then the position of the fixing assembly 4 is positioned by the connecting screw 44, so as to improve the stability, and the end milling cutter rod 5 is easy to install and disassemble.

[0028] It should be noted that the utility model is an extended PCD spiral blade end mill. During use, the connecting block 7 on the end mill rod 5 is inserted and connected with the connecting groove 13, and the upper end of the end mill rod 5 is adsorbed by the magnetic block 12. The two limit blocks 434 can be pushed by the two springs 433 on the fixing component 4, thereby pushing the position of the two fixing rods 435, so that the two fixing rods 435 pass through the fixing frame 1 and are inserted and connected with the two slots 8 respectively, which can facilitate the pre-installation and trial fitting process of the end mill rod 5 and improve flexibility. The two fixing rods 435 pass through the fixing frame 1 and are inserted and connected with the two slots 8 respectively to connect the fixing component 4 and the end mill rod 5 together, and then the position of the fixing component 4 is positioned by the connecting screw 44 to improve stability, and the end mill rod 5 is easy to install and disassemble. When the end mill rod 5 needs to be replaced, the connecting screw 44 is rotated and the connecting screw 44 is pulled to facilitate the removal of the end mill rod 5.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An elongated PCD spiral edge end mill, comprising a fixing frame (1), characterized in that: The upper end of the fixed frame (1) is fixedly connected to a connecting rod (2); the upper part of the outer surface of the fixed frame (1) is fixedly sleeved with a connecting ring (3); the right part of the outer surface of the connecting ring (3) is fixedly connected to a fixing assembly (4); the lower end of the fixed frame (1) is inserted and connected to an end milling cutter rod (5); the lower end of the end milling cutter rod (5) is fixedly connected to an end milling cutter head (6); the right part of the outer surface of the end milling cutter rod (5) is fixedly connected to a connecting block (7); the upper right end and the lower right end of the connecting block (7) are both provided with a clamping groove (8); The fixed frame (1) comprises a support frame (11), a connection groove (13) is provided on the right part of the inner frame wall of the support frame (11), two circular grooves (14) are penetrated through the right groove wall of the connection groove (13), an iron magnet (12) is inserted and connected to the upper frame wall of the support frame (11), and the support frame (11) is fixedly connected to the connecting rod (2).

2. The elongated PCD spiral edge end mill according to claim 1, characterized in that: The fixing assembly (4) comprises a support block (41), the lower end of the support block (41) is fixedly connected to a support plate (42), the right end of the support plate (42) is interpenetratingly connected to a connecting assembly (43), the middle part of the right end of the connecting assembly (43) is interpenetratingly connected to a connecting screw (44), and the support block (41) is fixedly connected to the connecting ring (3).

3. The elongated PCD spiral edge end mill according to claim 2, characterized in that: The connecting assembly (43) comprises a plate body (431), the upper left end and the lower left end of the plate body (431) are fixedly connected to support rods (432), the left ends of the two support rods (432) are fixedly connected to limit blocks (434), the left ends of the two limit blocks (434) are fixedly connected to fixed rods (435), the outer surfaces of the two support rods (432) are sleeved with springs (433), and the plate body (431) is connected to the support plate (42) in an interlaced manner.

4. The elongated PCD spiral edge end mill according to claim 3, characterized in that: The two fixing rods (435) are respectively inserted and connected with the circular grooves (14).

5. The elongated PCD spiral edge end mill according to claim 1, characterized in that: The two clamping grooves (8) are respectively sleeved with the two circular grooves (14), and the connecting block (7) is connected with the connecting groove (13) in an interlaced manner.

6. The elongated PCD spiral edge end mill according to claim 2, characterized in that: The connecting screw (44) passes through the connecting assembly (43) and is interlacedly connected with the supporting plate (42).

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